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How to Clone 1TB HDD/SSD to 512GB SSD

Updated on Aug 20, 2019 by Brithny to Partition Master

Although much smaller than common HDD, SSD is always faster, more durable, and more efficient than HDD. That's probably why so many users want to switch from HDD to SSD. Given that, we will show you how to clone an HDD to a smaller SSD easily using EaseUS disk management software.

"I plan on buying a cloning dock to clone a 1TB HDD to a 512GB SSD. Can I do this? Will it keep my windows installation, activation, and all of my other programs and files?"

With the popularity and improved performance of SSD (Solid State Drive), an increasing number of users are thinking about upgrading their HDD (Hard Disk Drive) to SSD. Compared to HDD, SSD is:

  • Much faster
  • More durable
  • More efficient
  • Easier to carry

and thus better-performed. Based on these advantages, many users want to upgrade their system disk from HDD to SSD or clone their data drive to an SSD in order to work more effectively. However, since HDD is larger than common SSD, there is a confusion that is bothering many users - is it possible to Clone an HDD to a smaller SSD? 

Can You Clone a 1TB HDD to a 512GB SSD

Generally, whether the HDD contains the Windows OS or not, as long as the used space on the HDD is less than the total space of the SSD, you can clone an HDD to a smaller SSD using a professional partition tool, like EaseUS Partition Master. EaseUS disk/partition management software will not only help you clone an HDD to SSD but also enables you to:

  • Manage disk partitions: Resize (shrink or extend) a partition, merge partitions, format partitions
  • Convert disk/partitions: Convert MBR to GPT and vice versa, convert basic disk to dynamic disk and vice versa, interconvert primary partition and logical partition...
  • Optimizing disks: Clean up junk files, defrag disks, perform a surface test, rebuild MBR and more
Download Now

 Windows 10 is supported

Download the software and then follow the guide below to clone your HDD to a smaller SSD immediately.

How to Clone an HDD to Smaller SSD

To ensure you can clone the HDD to SSD without any data loss, before the start, make sure:

  • The total space of the SSD is larger than the used space on the HDD
  • You have backed up the existing files on the SSD since the disk clone process will erase the data on your SSD

Afterward, you can start cloning your 1TB HDD to a 500GB or 250GB SSD without data loss:


Step 1: Select the source disk.

Open EaseUS Partition Master. Right-click the disk that you want to copy or clone. Then, select "Clone".

select the disk that you want to copy

Step 2: Select the target disk.

Choose the wanted HDD/SSD as your destination.

choose a suitable destination

Step 3: View the disk layout and edit the target disk partition size. 

You can select "Autofit the disk", "Clone as the source" and "Edit disk layout" to customize your disk layout.

Then click "OK" to continue. (The data on the target disk will be wiped, back up the data in advance.)


Step 4: Execute the operation.

Click the "Execute the operation" option and click "Apply" to start the disk cloning process.

Download Now

 Windows 10 is supported

If you want to migrate OS from an HDD to SSD, you can use the "Migrate OS" feature in EaseUS Partition Master to get things done. 

The Bottom Line

When you want to clone an HDD to an SSD, the first thing you need to check is how much space is used on the source disk and how much the total space is in the target disk. That decides whether you can clone an HDD to a smaller SSD without data loss. Then you need to find a reliable partition manager that can help you complete the cloning process effectively. Hope you can get your needs met by following this article.